Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1-(3'-Chlorophenyl)-3-methyl-5-pyrazolone
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-(3'-Chlorophenyl)-3-methyl-5-pyrazolone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

20629-90-7

20629-90-7 structure

20629-90-7 structure

Name: 1-(3'-Chlorophenyl)-3-methyl-5-pyrazolone
Chemical Name: 1-(3'-Chlorophenyl)-3-methyl-5-pyrazolone
CAS Number: 20629-90-7
Molecular Formula: C₁₀H₉ClN₂O
Molecular Weight: 208.64400
Create Date: 2018-12-21 11:05:07
Modify Date: 2025-08-24 22:37:05

Name	1-(3'-Chlorophenyl)-3-methyl-5-pyrazolone
Synonyms	2-(2-chloro-phenyl)-5-methyl-1,2-dihydro-pyrazol-3-one MCPMP 2-(2-Chlor-phenyl)-5-methyl-1,2-dihydro-pyrazol-3-on 1-(2-Chlor-phenyl)-3-methyl-pyrazolon-(5) 3H-Pyrazol-3-one,2-(2-chlorophenyl)-1,2-dihydro-5-methyl 1-(2-chlorophenyl)-3-methyl-5-pyrazolone 1-(M-CHLOROPHENYL)-3-METHYL-5-PYRAZOLONE 1-(M-CHLOROPHENYL)-3-METHYL-2-PYRAZOLIN-5-ONE 1-(o-chlorophenyl)-3-methyl-5-pyrazolone MFCD00020750

Density	1.306 g/cm3
Boiling Point	326.048ºC at 760 mmHg
Melting Point	128-131ºC(lit.)
Molecular Formula	C₁₀H₉ClN₂O
Molecular Weight	208.64400
Flash Point	150.989ºC
Exact Mass	208.04000
PSA	32.67000
LogP	1.95320

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	26-36
WGK Germany	3
HS Code	2933199090

105-45-3 structure

105-45-3

10449-07-7 structure

10449-07-7

~%

20629-90-7 structure

20629-90-7

Literature: WO2006/71730 A1, ; Page/Page column 47; 48 ; WO 2006/071730 A1

141-97-9 structure

141-97-9

10449-07-7 structure

10449-07-7

~%

20629-90-7 structure

20629-90-7

Literature: Roczniki Chemii, vol. 8, p. 325 Chem. Zentralbl., , vol. 99, # II p. 1883

10449-07-7 structure

10449-07-7

~%

20629-90-7 structure

20629-90-7

Literature: Justus Liebigs Annalen der Chemie, , vol. 471, p. 136

35467-82-4 structure

35467-82-4

~%

20629-90-7 structure

20629-90-7

Literature: Justus Liebigs Annalen der Chemie, , vol. 471, p. 136

Precursor 4
105-45-3 10449-07-7 141-97-9 35467-82-4
DownStream 1
2735-04-8

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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